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Submental Dermoid Cyst Mimicking Double Chin
Suresh Babu Bommaji1, Md Yousuf Qureshi2, G Santosh Reddy3
1Department of Oral and Maxillofacial Surgery, Saraswati Dhanwantari Dental College and Hospital, Parbhani, Maharashtra, India.
Summary
Dermoid cysts are rare developmental growths originating from entrapped ectodermal tissue. This case highlights a large submental dermoid cyst successfully removed via an extraoral surgical approach.
Area of Science:
- Developmental biology
- Surgical pathology
- Head and neck anatomy
Background:
- Dermoid cysts are congenital tumors arising from entrapped ectodermal tissue during embryonic development.
- They are characterized by epidermal lining and dermal appendages within a fibrous wall.
- Formation is often associated with the fusion of branchial arches and subsequent tissue proliferation.
Observation:
- A 27-year-old male presented with a large, solitary submental swelling of one-year duration.
- The swelling was located in the submental region, indicative of a potential midline developmental anomaly.
Findings:
- Surgical excision confirmed the diagnosis of a dermoid cyst.
- Histopathological examination revealed typical features of a dermoid cyst, including epidermal lining and skin appendages.
Implications:
- This case underscores the importance of considering dermoid cysts in the differential diagnosis of submental swellings.
- Extraoral surgical excision is a viable and effective treatment modality for large submental dermoid cysts.
- Understanding the embryological origin aids in diagnosing and managing these rare developmental cysts.
